generated translated manpages (if ENABLE_REGENERATE_MAN).
* man/Makefile.am: Removed rules for all the generated translated
manpages.
* man/sv/Makefile.am, man/de/Makefile.am, man/fr/Makefile.am,
man/pl/Makefile.am, man/ru/Makefile.am, man/it/Makefile.am:
Include generate_translations.mak to handle the generated
translations (XML and roff files).
* man/Makefile.am: Translated XML files moved from the CLEANFILES
variable of man/Makefile.am to the various languages Makefiles.
